No.
gaskets exist to eliminate the need for adhesive, you do not need to glue them
Your lawnmower may be surging due to issues with the carburetor, air filter, spark plug, or fuel system. To fix it, try cleaning or replacing the air filter, spark plug, and fuel filter. You may also need to adjust the carburetor or clean the fuel system. If these steps don't work, consider taking your lawnmower to a professional for further inspection and repair.
If it's severely clogged you'll need to disassemble, clean and reassemble with new gaskets and parts. When cleaning, use a good quality carburetor "dip style" cleaner
you need to get a rebuild kit which comes with new gaskets jets and maybe floats. depending on what you mean by fixing.
More than likely this means your carburetor float has stuck at some point and let gas leak into the engine after it was shut off. To be safe you really need to replace the carburetor or have it cleaned.
The carburetor needs to be removed, disassembled, cleaned, reassembled and replaced. If any gaskets tear in the process you will need a rebuild kit.
The carb needs to be removed, disassembled, cleaned and reassembled. If any gaskets tear you will need a rebuild kit.
You don't need a lawnmower. There is no law that requires you to need a lawnmower, but, if you have a lawn and want to keep it tidy you would be advised to use a lawnmower as a scythe requires much skill and a lot of energy.
Just drain all the fuel out of tank. Drain fuel lines to carburetor. You could remove the carburetor and clean it also, but it will likely start with out that. Might need to clean the spark plug as it will be dirty. Your motor will smoke excessively for the first while and might to run rough, but it should be fine after a short time.
your float is probably stuck. if the bike sat for a length of time, you may need to clean out the carb. its not that hard,but you'll need a carb rebuild kit. gaskets need to be replaced, and maybe the jet needle. should all be in the kit. D
What gaskets. Need more info.
If your lawnmower stops working after five seconds of use, you may need gas. It can also be a problem with your fuse.